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Stainless Steel Welding Neck Flange - China

price: contact company for price

WELDING NECK FLANGES are distinguished from


types by their long tapered hub and gentle

transition of

thickness in the region of the butt weld

joining them to

the pipe. The long tapered hub provides an


reinforcement of the flange proper from the


of strength and resistance to dishing.

Size: 3/8"~40"

DN: 10~1000

PN: 1.0--------58.0

American Series: CLASS 150, CLASS 300, CLASS

400, CLASS 600, CLASS 900, CLASS 1500, CLASS

2500 and CLASS 6000.

European Series: PN 2.5, PN 6, PN 10, PN 16,

PN 25, PN 40, PN 63, PN 100, PN 160, PN 250,

PN 320, PN 400

Flange Facing Types: Flat Face (FF), Groove

(G), Ring Joints Face(R)

Standard: HG20592, ASME16.5-2009, DIN2633,


Material: 195,Q235,20II,

16Mn, 20Mn, 304, 304L, 316, 316L, 321 or as


Surface treatment: Transparent oil, rust-

proof black oil or hot galvanized.

Special equipment manufacture license:

manufacture license of special equipment of


Marking: according to client’s requirement.

QC staff: 10-15.

Inspection: in-house and the third party.

Used for: petroleum, chemical, power, gas,

water, line pipe, heat exchanger,

shipbuilding, construction, etc.

Tolerance: not less than +_8% of normal wall


Keyword:Stainless Steel Flange , Welding Neck

Flange, Flange

Our objective: Survival by quality and

development by credibility.

Special design available to all the

production process is made according to

clients’ requirements strictly.

Company Contact:

  • Phone: 863176853733

  • Address: NO.3 of Mengli Road Wulongtang Industria Zone,Cang, City, China

  • Email: Email

Published date: April 7, 2014 -

  • Business Description: Established in 1982, Hebei Haihao High Pressure Flange & Pipe Fitting

    Group Co., Ltd.covers an area of 78,000 square meters with the building

    area of 55,000 square meters. We have fixed assets of 30 million Yuan.

    Situated in Industrial Area of Mengcun County, the Home of Elbow and

    Pipe Fitting of China, With Cangzhou Port in theeast and Beijing and

    Tianjin cities in the north, we enjoy a convenient transportation.

    Our company is a manufacturer specialized in producing flanges and pipe fittings. We have 660 workers and staff members with a strong technical force, including 26 engineers, 48 assistant engineers and 68 technicians. There are 3 sub companies with 18 advanced production lines producing flanges and pipe fittings.

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